If you'll kindly remember this story (http://today.reuters.com/news/newsArticle.aspx?type=scienceNews&storyID=2005-05-11T172158Z_01_L10276595_RTRIDST_0_SCIENCE-ROBOTS-DC.XML) that Tyrion posted and then look at this one (http://fullcoverage.yahoo.com/s/afp/sciencehealthjapan)